X-Virus-Scanned: clean according to Sophos on Logan.com From: "Ernest Christley" Received: from nm20-vm5.bullet.mail.gq1.yahoo.com ([98.136.217.36] verified) by logan.com (CommuniGate Pro SMTP 6.1.14) with ESMTPS id 9341906 for flyrotary@lancaironline.net; Thu, 05 Jan 2017 13:28:49 -0500 Received-SPF: none receiver=logan.com; client-ip=98.136.217.36; envelope-from=echristley@att.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1483640910; bh=P/bX499S+YzJ17N7553eB56dPh3TXi6gNaFCTTQWbSw=; h=Date:From:Reply-To:To:In-Reply-To:References:Subject:From:Subject; b=nHbu29JnOsISFZGl9411SR1Nptd/8cFhSjAGZig9RpBprGe0N1i/4dd5ugBDiyRRFn4B/eQmi5NqB6oB6qt/vd86IevbhWtWup+2gijb60EjbjSF9OP+mnAHF0tfghogpcKop1MjIpdFZwP/K/SK66CBDjadHghD64i9fw7WMcw= Received: from [216.39.60.184] by nm20.bullet.mail.gq1.yahoo.com with NNFMP; 05 Jan 2017 18:28:30 -0000 Received: from [98.137.12.219] by tm20.bullet.mail.gq1.yahoo.com with NNFMP; 05 Jan 2017 18:28:30 -0000 Received: from [127.0.0.1] by omp1027.mail.gq1.yahoo.com with NNFMP; 05 Jan 2017 18:28:30 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 556433.11960.bm@omp1027.mail.gq1.yahoo.com X-YMail-OSG: 8O0Dg1gVM1k1K8BJQuX1HEmqRVg18QsPwE89RPLYUhUm2TCHrDdkvCgjwWuHIDa JSJzOPqAdHGMbptnH9PI0f5JQo5QeLs7ljYEZbnZqJW9KX_RVniVj58jvnFMORUKC9RAp9sPXvCQ u8Ih2pzPqLGvI5s7ufWSp.X2ZpSky_mHH2OLYAaW0S3xn41VmmVFqwHNkPAPpT4eh6kSHJ6CXsHz fryTfPHQVhgRj4ouUYFpYkwEz16_4AmAlX5KGZyEARvqzWG8X0K2_aMohSReHL6OAjHk816GIBTp UuiwqzuB5CjYfZ2Q3F02txfzBaxvwrxR6f7Hh7WaWDeu24DbW0Jem8LgX23gW2iY.YBBBrzQBU8J 32I.KcqJLiCfHr6SvTIk59nCiw27.6RQHaE8lTyQ74umTajIHQ39sI29JndF6cKvYLkZL0VB3MSG cK9.P9LTBypNc1LtIpmn90mF9za04zpMbg.ElRSNZlBhq11x3ijnWcq7BT85nddws6h05fXm0kT9 yfK7wNgp3tbxxqUQm9vl7fVCXpXmohENYfOHaADCi0h8- Received: from jws300036.mail.gq1.yahoo.com by sendmailws109.mail.gq1.yahoo.com; Thu, 05 Jan 2017 18:28:30 +0000; 1483640910.184 Date: Thu, 5 Jan 2017 18:28:29 +0000 (UTC) Reply-To: Ernest Christley To: Rotary motors in aircraft Message-ID: <1486042217.890046.1483640909978@mail.yahoo.com> In-Reply-To: References: Subject: Re: [FlyRotary] Re: Not rotary....but still interesting MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_890045_674102322.1483640909977" Content-Length: 5567 ------=_Part_890045_674102322.1483640909977 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable =20 On Thursday, January 5, 2017 12:57 PM, GEORGE PUTNAM wrote: =20 Ernest,Since I have the Dyke in the shop and a =E2=80=98new=E2=80=99 Renes= is=E2=80=99 sitting right by it, time for me to seriously consider all the = new things.=C2=A0George Reworking the right strake to accept a radiator instead of the oil cooler w= ould be a pain, and then you'd have to work the oil cooler into the cowl, w= hich would be easier, but still significant work. =C2=A0The benefit would b= e much shorter oil lines, no firewall penetration for oil, and a full lengt= h K&W duct for both radiators. Going plugs up would require a new motor mount, a remote oil reservoir, new= exhaust, and a new intake manifold. =C2=A0But.... =C2=A0you'd be dumping t= hat exhaust heat sooner and the intake manifold would be closer to the 21" = optimum runner length. (It is 21 right? =C2=A0Been a long time.) Since you'= re going with the Renesis, the new intake, motor mount, and exhaust are alr= eady a given. For a new blower shroud, I'd either move the exit to coincide with the star= ter, or move the starter to coincide with the exit. =C2=A0For a centrifugal= blower, you want a constantly increasing cross-section. =C2=A0What I did g= ot compromised by conflicts with the starter installation. If you switch out the gearbox, note that I'm pretty sure I offset the tail = for a normal rotation prop. =C2=A0Not sure if that is on your radar, but...= . =20 ------=_Part_890045_674102322.1483640909977 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable


= On Thursday, January 5, 2017 12:57 PM, GEORGE PUTNAM <flyrotary@lancai= ronline.net> wrote:


Ernest,
Since I have the Dyk= e in the shop and a =E2=80=98new=E2=80=99 Renesis=E2=80=99 sitting right by= it, time for me to seriously consider all the new things. 
George<= br class=3D"yiv8168165993">


Reworking the right strake t= o accept a radiator instead of the oil cooler would be a pain, and then you= 'd have to work the oil cooler into the cowl, which would be easier, but st= ill significant work.  The benefit would be much shorter oil lines, no= firewall penetration for oil, and a full length K&W duct for both radi= ators.

Going plugs up would require a new motor mount, a remote = oil reservoir, new exhaust, and a new intake manifold.  But....  = you'd be dumping that exhaust heat sooner and the intake manifold would be = closer to the 21" optimum runner length. (It is 21 right?  Been a long= time.) Since you're going with the Renesis, the new intake, motor mount, a= nd exhaust are already a given.

For a new blower shr= oud, I'd either move the exit to coincide with the starter, or move the sta= rter to coincide with the exit.  For a centrifugal blower, you want a = constantly increasing cross-section.  What I did got compromised by co= nflicts with the starter installation.

= If you switch out the gearbox, note that I'm pretty sure I offset the tail = for a normal rotation prop.  Not sure if that is on your radar, but...= .



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